Home / 159,110.22-219,517.46-98,659.11

Finding the Fourth Proportional to 159,110.22, 219,517.46 and 98,659.11

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Solution

The fourth proportional to 159,110.22, 219,517.46 and 98,659.11 is: 136,115.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,110.22 : 219,517.46 = 98,659.11 : x
  2. Step 2: Convert to fraction form
    159,110.22/219,517.46 = 98,659.11/x
  3. Step 3: Cross multiply
    159,110.22x = 219,517.46 × 98,659.11
  4. Step 4: Simplify right side
    159,110.22x = 21,657,396,739.77
  5. Step 5: Solve for x
    x = 21,657,396,739.77/159,110.22
  6. Step 6: Final answer
    x = 136,115.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.